/*
 * BasicPlayerException.
 * 
 * JavaZOOM : jlgui@javazoom.net
 *            http://www.javazoom.net
 *
 *-----------------------------------------------------------------------
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU Library General Public License as published
 *   by the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU Library General Public License for more details.
 *
 *   You should have received a copy of the GNU Library General Public
 *   License along with this program; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *----------------------------------------------------------------------
 */
package pl.vanta.mjuzik2.impl.player.engine;

import java.io.PrintStream;
import java.io.PrintWriter;

/**
 * This class implements custom exception for basicplayer.
 */
public class BasicPlayerException extends Exception
{
	private static final long	serialVersionUID		= 1L;

	public static final String	GAINCONTROLNOTSUPPORTED	= "Gain control not supported";
	public static final String	PANCONTROLNOTSUPPORTED	= "Pan control not supported";
	public static final String	WAITERROR				= "Wait error";
	public static final String	CANNOTINITLINE			= "Cannot init line";
	public static final String	SKIPNOTSUPPORTED		= "Skip not supported";
	private Throwable			cause					= null;

	public BasicPlayerException()
	{
		super();
	}

	public BasicPlayerException(String msg)
	{
		super(msg);
	}

	public BasicPlayerException(Throwable cause)
	{
		super();
		this.cause = cause;
	}

	public BasicPlayerException(String msg, Throwable cause)
	{
		super(msg);
		this.cause = cause;
	}

	public Throwable getCause()
	{
		return this.cause;
	}

	/**
	 * Returns the detail message string of this throwable. If it was created
	 * with a null message, returns the following: (cause==null ? null :
	 * cause.toString()).
	 */
	public String getMessage()
	{
		if (super.getMessage() != null)
		{
			return super.getMessage();
		}
		else if (this.cause != null)
		{
			return this.cause.toString();
		}
		else
		{
			return null;
		}
	}

	public void printStackTrace()
	{
		printStackTrace(System.err);
	}

	public void printStackTrace(PrintStream out)
	{
		synchronized (out)
		{
			PrintWriter pw = new PrintWriter(out, false);
			printStackTrace(pw);
			pw.flush();
		}
	}

	public void printStackTrace(PrintWriter out)
	{
		if (this.cause != null)
			this.cause.printStackTrace(out);
	}
}
